1. 1 Rehabilitation Sciences Institute, Temerty Faculty of Medicine, University of Toronto, Toronto, ON, Canada;
2. 2 KITE-Toronto Rehabilitation Institute, University Health Network, Toronto, ON, Canada;
3. 3 Canadian Spinal Research Organization, Richmond Hill, ON, Canada;
4. 4 Stan Cassidy Centre for Rehabilitation, Horizon Health Network, Fredericton, NB, Canada;
5. 5 Spinal Cord Injury Ontario, Toronto, ON, Canada;
6. 6 The Steadward Centre for Personal & Physical Achievement, University of Alberta, Edmonton, AB, Canada;
7. 7 Toronto Rehabilitation Institute, University Health Network, Toronto, ON, Canada;
8. 8 Institute of Biomedical Engineering, University of Toronto, Toronto, ON, Canada;
9. 9 Edward S. Rogers Sr. Department of Electrical and Computer Engineering, University of Toronto, Toronto, ON, Canada;
10. 10 Department of Physical Therapy, Temerty Faculty of Medicine, University of Toronto, Toronto, ON, Canada